at great expense

基本解释

Rich countries police some oceans, but at great expense.
一些富裕国家管辖着一些海洋，但花费巨大。
That way you can save money and make sure your programme will be effective prior to rolling out any public health campaign at great expense.
这种方式不仅可以节省开支，并且可以确保你的计划比其它任何大动干戈组织的公共健康活动效果显著。
But microprocessors were seen as highly specialised - designed at great expense only to be used by a few manufacturers in a handful of machines.
与之相比，微处理器是高度定制化的——其设计本身很昂贵，并且仅仅适用于部分制造商的部分产品。

Peter the Great expands territory beyond the Euro mountains along the Caspian Sea at the expense of the Turks.
彼得大帝越过欧洲山脉,沿着里海扩张,吞并着土耳其的土地
耶鲁公开课 - 欧洲文明课程节选

To diversify, Tata would enter, at great expense, the less volatile passenger car market.
FORBES: Magazine Article
By the end, the factory was having to fly in materials to fill urgent orders at great expense.
ECONOMIST: Jobs come, but they soon go again
These work only because someone else is striving, at great expense, to analyze securities and keep them fairly priced.
FORBES: Magazine Article